The invention relates to an orientation bundling device, an electrostatic spinning device and a nanofiber yarn preparation method. The orientation bundling device comprises a negative pressure fiber collecting roller, a motor, a communicating device and an exhaust device. Air holes are formed in the surface of the negative pressure fiber collecting roller, the negative pressure fiber collecting roller is drive by the motor to rotate, air is exhausted through the exhaust device to form negative pressure, the electrostatic spinning device further comprises a spinning nozzle, a high pressure electrostatic generator, a sliding rail, an automatic liquid supply device and a twisting winding device, spinning solution jet generated by jetting of the spinning nozzle is received by the negative pressure fiber collecting roller, nanofiber is gathered under the dual effects of high-speed rotation of the negative pressure fiber collecting roller and the negative pressure airflow and achieves orientation in the air hole distribution direction, nanofiber bundles are pulled from the negative pressure fiber collecting roller to the twisting winding device to be twisted and wound to obtain continuous orientation nanofiber yarn. The influence of a twisting triangle region can be effectively weakened, basic parameters of the yarn can be stably controlled, the quality of the nanofiber yarn can be improved, and the yield of the nanofiber yarn can be increased.

Orientation bundling device, electrostatic spinning device and nanofiber yarn preparation method

The invention discloses a preparation method for fluffy and elastic three-dimensional micro-nano fiber material. The method comprises the following steps: 1) preparing a spinning solution, adding thespinning solution into an electrostatic spinning machine and starting the electrostatic spinning machine to carry out spinning; 2) taking out micro-nano fibers and performing opening and carding operation on the micro-nano fibers; then, adopting air flows to convey opened and carded micro-nano fibers to a negative-pressure web-forming curtain; mixing micro-nano fibers and nano-fibers on the negative-pressure web-forming curtain to form a web in order to obtain the above-mentioned three-dimensional micro-nano fiber material. Micro-nano fibers comprise low-melting-point meldable fibers. The invention further discloses a device for preparing fiber material, fluffy and elastic three-dimensional micro-nano fiber material obtained by utilizing the method and the application thereof. In the preparation method for fluffy and elastic three-dimensional micro-nano fiber material, the overall preparation process is finished in a gaseous state by utilizing a dry method; the process is simple and low in energy consumption; and batch production is rapidly achieved.

Preparation method and device for fluffy and elastic three-dimensional micro-nano fiber material, fiber material prepared by method and application thereof

The invention relates to carpet manufacturing equipment, in particular to an all-digital intelligent printing-tufting integrated carpet device. The all-digital intelligent printing-tufting integratedcarpet device comprises a master control unit, a digital printer and a manipulator. An industrial personal computer is connected with a pattern processor, a synchronous distributor and a motion controller, the motion controller is connected with a servo drive controller, and the servo drive controller is connected with the manipulator. The pattern processor is connected with the printer. After correction by a color detection instrument, the printer locates and tufts yarns with different colors, and the tufting manipulator carries out synchronous printing and dying online with the yarn colors.The yarns do not be dyed in advance before being put on the machine. There is no dyeing wastewater in the processing process. The dyed yarn purchasing and stockpiling costs are saved. The abrasion resistance, elasticity and peeling strength of products produced by the device of the invention all reach the national standard. The problem that the manual operation by a tufting gun held in a hand easily causes inconsistency in row line width, velvet length, velvet ring and density and affects the quality of products is solved.

All-digital intelligent printing-tufting integrated carpet device

The invention provides a loom with online printing and dyeing to achieve synchronous pattern weaving and application thereof and is intended to solve the technical problem that processing time and pollution discharge are restrained in the full process of textile apparel printing and dyeing. The loom comprises a warp head, a loom body, a fabric winding device, a digital direct sprayer, a color fixation unit and a hot air dryer, wherein the digital direct sprayer, the color fixation unit and the hot air dryer are arranged sequentially at intervals. Humidifying in a weaving shop is lessened and even omitted, and the characteristic of the prior art that the processing speed of a loom is lower than 0.3 m/min is made full use to synchronously finish dyeing, printing and weaving, dyeing and printing time and site are saved.

Loom with online printing and dyeing to achieve synchronous pattern weaving and application thereof

The invention provides an anti-bacterial oxygen aeration mask and a preparation method thereof. The mask comprises a first non-woven fabric layer, an anti-bacterial filter layer, an anion oxygen aeration layer and a second non-woven layer from outside to inside, the second non-woven fabric layer is a layer which is in contact with skin, the first non-woven fabric layer is composed of graphene spunbond non-woven fabric, and the anti-bacterial filter layer is composed of graphene melt-blown non-woven fabric. According to the anti-bacterial oxygen aeration mask, the graphene spunbond non-woven fabric is used for forming the first non-woven fabric layer, the first non-woven layer can have the filter effect and the anti-bacterial function at the same time, the anti-bacterial filter layer composed of the graphene spunbond non-woven fabric further conducts deep filtration, and the anti-bacterial effect can also be achieved; the spunbond non-woven fabric and the graphene melt-blown non-woven fabric achieve a double-layer anti-bacterial effect, the graphene melt-blown non-woven fabric and anion graphene melt-blown non-woven fabric achieve a double-layer filter effect, it is guaranteed thatparticles in air are completely filtered, the anti-bacterial function is improved, the oxygen enrichment function is achieved, the human health is protected, and the mask is wide in application rangeand can adapt to various environments.

Anti-bacterial oxygen aeration mask and preparation method thereof

The invention relates to a device and method for performing jet spinning by means of melt-blown ultrafine fiber. The device comprises a melt-blowing device, a cooling bundling device, a jet spinning device and a collection device. The melt-blowing device is used for preparing melt-blown ultrafine fiber and conveying the melt-blown ultrafine fiber to the cooling bundling device; the cooling bundling device is arranged below the melt-blowing device and used for performing cooling and bundling on the melt-blown ultrafine fiber blown by the melt-blowing device; the jet spinning device is used for manufacturing the bundled melt-blown ultrafine fiber into ultrafine fiber yarn by means of the jet spinning method; the collection device is used for collecting the ultrafine fiber yarn. The melt-blown ultrafine fiber is directly spun into yarn or covering yarn, so that the melt-blown fiber is high in content and has the high specific surface area and low fineness and quality and has the good heat insulation, sound absorption, filtering, adsorption and other functions. In addition, due to the fact that the fiber has the good cohesion friction, and the spun yarn has little yarn hairiness and good evenness.

Device and method for performing jet spinning by means of melt-blown ultrafine fiber

The invention belongs to the technical field of indigo dye reduction dying and particularly relates to a two-component complexing system indirect electrochemical reduction method and system for an indigo dye and a preparation method of the system. The preparation method comprises the steps that 1, under the alkaline condition, Fe(II/III) salt is fully mixed with triethanolamine, so that a complexing system is obtained; and 2, gluconate is added to the complexing system obtained in step 1, so that a two-component complexing system is obtained. The indirect electrochemical reduction method comprises the step that under protection of protective gas, the two-component complexing system serves as a medium, indirect electrochemical reduction is conducted on the indigo dye in an electrolytic cell at the temperature of 25-75 DEG C and under the alkaline condition. According to the two-component complexing system indirect electrochemical reduction method and system for the indigo dye and the preparation method of the system, the mixed medium of a certain condition is jointly formed by gluconic acid and iron-triethanolamine, and the synergistically-reinforcing effect can be achieved; the current required in the energized reduction process is reduced, reduction time is shortened, and thus current efficiency is improved; and energy consumption is remarkably lowered, and cost is saved.

Two-component complexing system indirect electrochemical reduction method and system for indigo dye and preparation method of system

The invention relates to a device and method using melt-blow and electrostatic spinning to prepare a composite ultrafine fiber bundle. The device comprises a melt-blow device, a cooling bundling device and an electrostatic spinning and electret device. The melt-blow device is used for preparing a melt-blow ultrafine fiber. The cooling bundling device is arranged under the melt-blow device, and is used for cooling and bundling melt-blow ultrafine fibers sprayed by the melt-blow device. The electrostatic spinning and electret device is used for preparing an electrostatic spinning ultrafine fiber, and carrying out compositing and electret processing on electrostatic ultrafine fibers and melt-blow ultrafine fibers to acquire the electret composite fiber bundle. According to the invention, the fiber bundle is composed of melt-blow fibers and electrostatic spinning ultrafine fibers; the fibers are micron and nanometer; the specific surface area is large; the air remaining between the fibers is more; the effects of heat insulation and sound absorption are great; different sizes of particles can be intercepted in filtration adsorption; electret processing is carried out on melt-blow fibers and electrostatic fibers; and without increasing filtration resistance, the filtration adsorption efficiency of fine particles is great.

Device and method using melt-blow and electrostatic spinning to prepare composite ultrafine fiber bundle

The invention discloses a skin care jean fabric by using less washing water The skin care jean fabric is formed by warp yarns and weft yarns The production process includes beaming, drafting, denting, weaving, perching, singeing and batching The weft yarns are blended yarns prepared from bombax malabaricum fibers and aloe fibers In the jean fabric, the warp yarns are acquired by performing digital ink-jet dyeing and annular sizing; because the warp yarns cannot be fully soaked in ink, the processing time of the jean fabric is 1/5-1/3 of that of the conventional indigo fabrics, and the same desizing and washing effect can be achieved by using 30%-50% of the water amount; and in the jean fabric, the weft yarns are the blended yarns prepared from the bombax malabaricum fibers and the aloe fibers, and then the jean fabric is fitting, warming, antibacterial, and skin-care

Skin care jean fabric by using less washing water

The invention relates to an apparatus and method for ring spinning via melt-blown superfine fibers. The apparatus comprises a melt blowing device, a cooling bundling device, a twisting device and a ring spinning device; the melt blowing device is used for preparing melt-blown superfine fibers and conveying the melt-blown superfine fibers to the cooling bundling device; the cooling bundling device is disposed below the melt blowing device and is used for cooling and bundling the superfine fibers blown by the melt blowing device; the twisting device is used for twisting the melt-blown superfine fibers bundled; the ring spinning device is used for spinning the melt-blown fibers into superfine fiber yarns by means of ring spinning. Superfine fibers are spun directly into yarns or core-spun yarns, the melt-blown fiber content is high, the specific surface area is large, the fineness and quality are good, and the yarns have the good functions such as heat insulation, sound absorption, filtration and adsorption; the fibers have good cohesive friction, the spun yarns have little hair and good evenness.

Apparatus and method for ring spinning via melt-blown of superfine fibers

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